The original Spear cell phone has a negative trend in sales. The product's sales have decreased in each of the last eight months on the market. The forecast for month 2 was 1,850 (F2 = 1,850), with A6 = 1,785 and T6 = 65. Using smoothing components α = 0.10 and β = 0.20, develop forecasts for weeks 3 through 9.
MonthDemand
1........................ 2,000
2........................ 1,800
3........................ 1,780
4........................ 1,700
5........................ 1650
6........................ 1,550
7........................ 1,500
8........................ 1,460